Ms. Atkinson has been a director of the Company since 2014. She has served as Executive Vice President of State Street Corporation since 2010, as its Chief Compliance Officer since 2017, and also as its Treasurer from 2016 to 2017. From 2009 to 2010, Ms. Atkinson served as Executive Vice President and Chief Compliance Officer of State Street Corporation, and she served as Executive Vice President and State Street Global Advisors’ Chief Compliance Officer from 2008 to 2009. Prior to joining State Street Corporation in 2008, Ms. Atkinson served in leadership positions at MFS Investment Management from 2004 to 2008 and as a Partner at PricewaterhouseCoopers from 1999 to 2004, after having joined the firm in 1988. She received a bachelor’s degree in accounting from the University of Massachusetts and is a certified public accountant. Currently, Ms. Atkinson also serves as President of the Board of Directors of The Arc of Massachusetts.

Robert E. BeauchampRetired ChairmanBMC Software, Inc.

Mr. Beauchamp has been a director of the Company since 2015. He served as Chairman of BMC Software, Inc. from 2008 to October 2018 and as its President and Chief Executive Officer from 2001 to 2016. After joining BMC Software, Inc. in 1988 as a sales executive, he served in a variety of leadership roles with the company in sales, marketing, corporate development, product management and research and development. Mr. Beauchamp currently also serves on the Board of Directors of Anaplan, Inc.

Ms. Brown was elected to the Board of Directors on March 13, 2018. She served as President and Chief Operating Officer of Intellectual Ventures, LLC from 2010 to 2017. From 1999 to 2010, Ms. Brown served in a series of leadership positions at Honeywell International, Inc., including President and CEO, Transportation Systems. Prior to her tenure at Honeywell, she held a variety of roles at Corning, Inc., from 1980 to 1999, ultimately serving as Vice President and General Manager of the Environmental Products Division. Ms. Brown currently also serves on the board of directors of eBay Inc. and Allergan plc. She is a member of the Washington Research Foundation Board of Directors, the Pacific Science Center Board of Directors, and the Jobs for America’s Graduates Board of Directors.

Vernon E. ClarkRetired Chief of Naval Operations, U.S. Navy

Mr. Clark has been a director of the Company since 2005. Admiral Clark retired as Chief of Naval Operations, the senior uniformed executive of the United States Navy, in July 2005. His 37-year career in the U.S. Navy includes having served more than half of his career in command, beginning with a patrol gunboat as a lieutenant and concluding as the Chief of Naval Operations and member of the Joint Chiefs of Staff. In between, he served in increasingly senior assignments having commanded two destroyer squadrons, the Atlantic Fleet's Anti-Submarine Warfare Training Center, a carrier battle group, the Second Fleet - NATO's striking fleet, and the Atlantic Fleet. Currently, Mr. Clark is a Visiting Professor at Regent University and is also on the Board of Directors of Rolls Royce North America. He is a past director of Horizon Lines, Inc. (2007-2011). Mr. Clark also serves as a member of the Board of SRI International (Stanford Research Institute), and is a prior member of the Defense Policy Board and the Defense Business Board.

Stephen J. HadleyPrincipal, RiceHadleyGates LLC

Mr. Hadley has been a director of the Company since 2009. He is currently a Principal in RiceHadleyGates LLC and Chairman of the Board of Directors of the U.S. Institute of Peace. He served as Assistant to the President for National Security Affairs (National Security Advisor) from 2005 to 2009. During his tenure, Mr. Hadley served as the principal White House foreign policy advisor to President George W. Bush, directed the National Security Council staff and managed the interagency national security policy development and execution process. Prior to serving as the President's National Security Advisor, Mr. Hadley served as Assistant to the President and Deputy National Security Advisor from 2001 to 2005. He has also served as Assistant Secretary of Defense for International Security Policy (1989-1993) and Counsel to the Special Review Board established by President Reagan in 1987 to inquire into arms sales to Iran (the Tower Commission). Mr. Hadley has been a partner with the law firm of Shea and Gardner (1993-2001). Currently, Mr. Hadley also serves on the Board of Directors of The Bessemer Group, Incorporated (including service on its Compensation Committee and its Audit Committee); Bessemer Securities Corporation (including service on its Audit Committee and its Asset Allocation Committee); and certain related entities (all privately held financial services companies), and a member of the Advisory Board of Robert Bosch GmbH. Mr. Hadley also serves as Director (and member of the Executive Committee) of the Atlantic Council of the United States, as a member of the Board of Managers of the John Hopkins University Applied Physics Laboratory, as a member of the U.S. Secretary of State’s Foreign Affairs Policy Board, as Chairman of the Advisory Board of the RAND Center for Middle East Public Policy, as a member of Yale University’s Kissinger Papers Advisory Board, and as a member of the Board of Directors of the Council on Foreign Relations.

Thomas A. KennedyChairman and Chief Executive OfficerRaytheon Company

Dr. Kennedy became Chairman on October 1, 2014 and has served as a member of Raytheon’s Board of Directors since January 2014. Dr. Kennedy became CEO in March 2014. Before serving as CEO, Dr. Kennedy was Executive Vice President and Chief Operating Officer from April 2013 to March 2014. In this role, he led the consolidation of Raytheon’s businesses to enhance productivity, agility and affordability of company operations. From June 2010 to March 2013, Dr. Kennedy served as Vice President of the Company and President of the Integrated Defense Systems (IDS) business unit. From July 2007 to June 2010, he was Vice President of the Tactical Airborne Systems product line within the Space and Airborne Systems (SAS) business unit, and from May 2003 to July 2007 was Vice President of the Mission System Integration product line within the SAS business unit. Dr. Kennedy joined Raytheon in 1983 and has held positions of increasing responsibility, including as a business leader and program manager for several radar and electronic warfare systems development programs. Currently, Mr. Kennedy also serves on the Board of Directors of Forcepoint, LLC, a cybersecurity joint venture company owned by Raytheon Company with Vista Equity Partners.

Ms. Long has been a director of the Company since 2015. During her 32-year career in the Department of Defense and the Intelligence Community, she served in various positions of increasing responsibility. Most recently, Ms. Long served as the Director of the National Geospatial-Intelligence Agency from 2010 to 2014. From 2006 to 2010, Ms. Long served as the Deputy Director at the Defense Intelligence Agency, and as the Deputy Under Secretary of Defense (Intelligence) for Policy, Requirements and Resources from 2003 to 2006. Currently, Ms. Long also serves on the Board of Directors of Sonatype, Inc. and Noblis, Inc. She is a member of the Board of Advisors of the Virginia Polytechnic Institute and State University School of Public and International Affairs; a member of the Board of Visitors of the Virginia Polytechnic Institute and State University; a member of the Board of Directors of the United States Geospatial Intelligence Foundation; and Board Chair of the Intelligence and National Security Alliance.

George R. OliverChairman and Chief Executive OfficerJohnson Controls International plc

Mr. Oliver has been a director of the Company since 2013. He has been the Chairman and Chief Executive Officer of Johnson Controls International plc since September of 2017, prior to which he served as its President and Chief Operating Officer, and a member of its Board of Directors since its merger with Tyco International Ltd. on September 6, 2016. From 2012 until the merger with Johnson Controls International plc, Mr. Oliver served as the Chief Executive Officer and a member of the Board of Directors of Tyco International Ltd., a global provider of fire protection and security systems. Mr. Oliver served as president of Tyco Fire Protection from 2011 to 2012, as president of Tyco Electrical & Metal Products from 2007 to 2010, and as president of Tyco Safety Products from 2006 to 2010. Before joining Tyco, he served in operational leadership roles of increasing responsibility at several General Electric divisions. Mr. Oliver also serves on the Board of Trustees of Worcester Polytechnic Institute.

Mr. Paliwal has been a director of the Company since 2016. He has been President of Harman International since its acquisition by Samsung Electronics in March of 2017, prior to which he also served as its Chairman and Chief Executive Officer since he joined the company in 2007, and as a member of the Harman International Board of Directors since 2008. Harman International designs and engineers connected products and solutions for automakers, consumers, and enterprises worldwide. Prior to joining Harman, Paliwal spent 22 years with ABB Group, a global energy and industrial enterprise, where he last held the dual role of President of ABB Group and Chairman and CEO of ABB North America. Mr. Paliwal currently also serves as an independent director on the board of Bristol-Myers Squibb. He is a member of the Business Roundtable, the US-India CEO Forum, and the US-India Business Council.

Ellen M. PawlikowskiRetired General, U.S. Air Force

Ms. Pawlikowski was elected to the Board of Directors on September 6, 2018. General Pawlikowski retired as Commander, U.S. Air Force Materiel Command, Wright-Patterson Air Force Base, Ohio, on September 1, 2018. Her 40-year career in the U.S. Air Force spanned a wide variety of technical management, leadership and staff positions, including command at the wing and center levels. Prior to her most recent command, General Pawlikowski served as the Military Deputy, Office of the Assistant Secretary of the Air Force for Acquisition, based in the Pentagon.

William R. SpiveyRetired President and Chief Executive OfficerLuminent, Inc.

Mr. Spivey has been a director of the Company since 1999. He served as President and Chief Executive Officer of Luminent, Inc. from July 2000 to September 2001. Prior to joining Luminent, Mr. Spivey served as Group President, Network Products Group, at Lucent Technologies Inc. from 1997 to 2000, as Vice President, Systems & Components Group at AT&T Corporation from 1994 to 1997 and as Group Vice President and President, Tektronix Development Company, for Tektronix, Inc., from 1991 to 1994.

Ms. Stewart was elected to the Board of Directors on June 27, 2018. Ms. Stewart retired from Norfolk Southern Corporation in 2017 after a distinguished 33-year career with the company. She served as Executive Vice President and Chief Financial Officer from 2013 to 2017. Her tenure at Norfolk Southern included roles of increasing responsibility, including vice president of accounting and controller, and vice president finance and treasurer. Prior to her tenure at Norfolk Southern, she spent four years at Peat Marwick (a predecessor to KPMG). Ms. Stewart is a Certified Public Accountant and currently also serves on the board of directors of Simon Property Group.

James A. Winnefeld, Jr.Retired Admiral, U.S. Navy

Mr. Winnefeld has been a director of the Company since 2017. Admiral Winnefeld served as the ninth Vice Chairman of the Joint Chiefs of Staff prior to his retirement in 2015. His 37-year career in the U.S. Navy includes having served as Commander, U.S. Northern Command (USNORTHCOM) and Commander, North American Aerospace Defense Command (NORAD). Admiral Winnefeld’s operational commands include serving as Commander, U.S. Sixth Fleet and Commander, Allied Joint Command Lisbon. Mr. Winnefeld currently serves on the Board of Directors of Omni Air International, Enterprise Holdings, Inc., Cytec Defense Materials, and Alliance Laundry Systems LLC, all privately held.

Robert O. WorkFormer Deputy Secretary of Defense

Mr. Work has been a director of the Company since 2017. He served as Deputy Secretary of Defense from 2014 until July 2017. Mr. Work served as the Chief Executive Officer of the Center for a New American Security from 2013 to 2014, Under Secretary of the Navy from 2009 to 2013, and Vice President for Strategic Studies at the Center for Strategic and Budgetary Assessments (CSBA) from 2006 to 2009. Mr. Work joined CSBA in 2002 as a Senior Fellow, after a 27-year career in the U.S. Marine Corps which culminated in his service as Military Assistant and Senior Aide to the Secretary of the Navy. Mr. Work currently serves on the Board of Directors of IEA Corporation (a privately-held company). He is a member of the U.S. Naval Institute Board of Directors, the Council on Foreign Relations, and the International Institute for Strategic Studies.